intracavity absorption spectroscopy
intracavity absorption spectroscopy
[¦in·trə′kav·əd·ē əb¦sȯrp·shən spek′träs·kə·pē] (spectroscopy)
A highly sensitive technique in which an absorbing sample is placed inside the resonator of a broad-band dye laser, and absorption lines are detected as dips in the laser emission spectrum.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.